氰化钠
- 网络Sodium cyanide;NaCN
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对氰醇法合成ACVA的工艺进行了研究,该法采用氰化钠、果糖酸及物质A为原料。
Process of synthesizing ACVA from cyan alcohol was studied , using sodium cyanide , levulinic acid , and A as starting materials .
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在试样磨矿细度为-400目含量大于95%、浸出液中氰化钠的质量分数为05%条件下,加入一定量的SDM助浸剂(10kg/t),可提高金的氰化浸出率1%~2%。
The gold recovery could be increase by 1 % ~ 2 % under over 95 % minus 400 mesh concentrates , 0.5 % of sodium cyanide concentration and adding a certain SDM ( 10kg per ton concentrate ) .
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目的探讨亚硝基铁氰化钠(SNP)对弓形虫速殖子DNA含量的影响。
Objective To determine the role of sodium nitroprusside ( SNP ) in regulating DNA synthesis of Toxoplasma gondii tachyzoites .
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细胞凋亡的DNA电泳分析结果表明,仅亚硝基铁氰化钠处理组的神经元DNA在琼脂糖凝胶电泳上显示出清晰的细胞凋亡的特征性DNA梯带。
The results of DNA electrophoresis analysis of apoptosis : Only the neuron DNA of group treated with SNP showed clear characteristic DNA ladder zone of apoptosis on agarose gel electrophoresis .
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本文合成了10个4-氨基苯丙酮及4-二甲氨基苯酚[Ⅱ]衍生物,并经过氰化钠(15r/g,sc)中毒鼠筛选。
Ten 4-dimethylaminophenol (ⅱ) and 4-aminopropiophenone (ⅰ) derivatives were synthesized and screened in mice poisoned with sodium cyanide ( 15r / g , sc ) .
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结果:失血复合中毒后氰化钠LD50明显降低;
Results : The LD50 value of sodium cyanide decreased obviously in the animals with combind injuries .
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目的:观察一氧化氮(NO)供体亚硝基铁氰化钠(SNP)作用正常精子后超微结构的变化。
Objective : To observe the ultrastructural changes of normal spermatozoa after incubated with sodium ( nitroprusside ) which is the offer of nitric oxide .
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本文采用二步法合成双酚A二氰酸酯(BCE),由氰化钠和液溴反应合成溴化氰。
The Dicyanate of bisphenol A ( BCE ) was synthesized by using the method of two steps .
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目的:研究N-乙酰-L-半胱氨酸(N-acetylcysteine,NAC)对氰化钠(Sodiumcyanide,NaCN)的解毒作用和机制。
Objective To study the antidotal effect and its mechanism of N-acetylcysteine ( NAC ) on acute poisoning with sodium cyanide ( NaCN ) .
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H2O22和亚硝基铁氰化钠(NO供体)在低浓度时促进SF增殖反应,而在高浓度时抑制其增殖反应,提示H2O2和NO对SF增殖反应具有双向调节作用。
Both H2O2 and sodium nitroprusside ( NO donor ) could enhance SF proliferation in lower concentration and suppress its proliferation in higher concentration , suggesting that H2O2 and No possess two-sided regulatory effects on SF proliferation .
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结果对于急性缺氧动物,氰化钠的LD50由常氧对照组的7.71mg/kg下降为5.22mg/kg;
Results : LD50 of sodium cyanide was 5.22mg/kg to hypoxic mice , compared to 7.22mg/kg to normal mice .
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试验结果表明:提高矿样的磨矿细度和浸出液中氰化钠的浓度以及加入SDM助浸剂,均可提高金的氰化浸出率。
The results showed that gold recoveries could be increased by fine grinding of concentrates , raising concentration of sodium cyanide in leaching solution and adding the regent SDM .
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而我们先期的研究业已证实,高原4000m缺氧和氰化钠中毒较之平原单纯氰化钠中毒,COX活力降低更为明显,其机制不明。
Our previous research has confirmed that the activity of cytochrome oxidase reduced more pronounced at 4000m high altitude hypoxia combined sodium cyanide poisoning compared with the plain poisoning , with the mechanism unknown .
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巯基乙酸钠中两个极性基团一COOH及&SH具有同硫化矿强烈反应的特性,是代替氰化钠抑杂的理想药剂。
- COOH and - SH two polar groups in mercaptoacetic sodium acid have properties of strong reaction to sulphide ores . It is the most satisfactory agent for replacing sodium cyanide to suppress impurities .
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首先研究了大鼠在失血性休克条件下氰化钠的毒性变化,同时探讨了失血性休克对4-DMAP形成MHb能力的影响;
The change of toxicity and ability of 4 - ( N , N-dimethyl ) - aminophenol ( 4-DMAP ) to produce MHb in hemorrhagic shock rats were investigated .
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该方法是用亚硝基铁氰化钠在20%乙醛和NaHCO3&Na2CO3缓冲液中,在0℃时与仲胺反应生成稳定而且可溶性的蓝色化合物。
The method is that methylbenzylamine can react with sodium nitroprusside in 20 % acetaldehyde and NaHCO_3-Na_2CO_3buffer solution at 0 ℃ and form a stable and soluble blue compound .
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国内外氰化钠市场简析
A Brief Analysis of Sodium Cyanide Market at Home and Abroad
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亚硝基铁氰化钠对正常人精子结构的影响
Effect of sodium nitroprusside on ultrastructure of normal human spermatozoa
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水产养殖中使用氰化钠毒杀敌害生物对海洋生态环境影响的探讨
Research on the Effect of Cyanide used in Aquiculture on Marine Environment
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硫化银与氰化钠反应研究
Probing into the reaction of silver sulphide and sodium cyanide
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亚硝酰铁氰化钠法测定复杂样品中半胱氨酸含量的方法研究
Study on the Determination of Cysteine in Complex Samples with Sodium Nitroprusside
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GB/T14376-1993水质偏二甲基肼的测定氨基亚铁氰化钠分光光度法
Water quality Determination of asymmetrical dimethyl hydrazine Amino ferrocyanide sodium spectrophotometric method
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回顾了氰化钠工业的发展过程;
The development process of sodium cyanide industry in China has been reviewed .
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液膜分离法处理甲氰菊酯生产含氰化钠废水
Liquid-film Seperating Method for Treatment of Cyanide-bearing Waste Water in Manufacture of Fenpropathrin
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巯基乙酸钠代替氰化钠选钼生产实践
Production practice on processing Molybdenum Using mercaptoacetic sodium acid instead of sodium cyanide
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降低氰化钠单耗提高企业经济效益
Reducing Consumption of Sodium Cyanide to Improve Economic Benefits
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氰化钠泄漏污染调查及治理方案技术分析
Technical Analysis on the Investigation and Control Plan of Sodium Cyanide Leakage Pollution
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氰化钠装置微波干燥系统的改造
Remoulding of microwave dry system in sodium cyanide plant
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亚铁氰化钠生产方法及无废液新工艺的开发
Methods of sodium ferrocyanide production and develpment of a new process without waste liquid
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巴丹的非氰化钠路线合成研究
Study on Cartap by Route of Non-sodium Cyanide